.section {
  width: 100%;
  height: 720px;
  margin: 0 auto;
  margin-bottom: 70px;
}

.w{
  width: 1200px;
  height: 100%;
  margin: 0 auto;
}
.title {
  width: 100%;
  height: 20px;
  line-height: 20px;
  margin-bottom: 65px;
}
.title .address {
  float: left;
  font-size: 14px;
}
.title .address .r {
  color: #668aca;
  margin-left: 16px;
}
.title .nav {
  float: right;
}
.title .nav-item {
  float: left;
  width: 52px;
  text-align: center;
}
.title .line {
  float: left;
  width: 1px;
  height: 8px;
  background-color: #333;
  margin: 6px 26px;
}
.title .nav-item a {
  font-size: 14px;
  color: #767676;
}
.title .nav-item.active a {
  color: #668aca;
  font-size: 16px;
}
.title .nav-item.active span {
  display: block;
  width: 12px;
  height: 1px;
  background-color: #668aca;
  margin: 2px auto;
}

.banner{
  height: 300px;
  width: 100%;
  background: url(../img/door.jpg)no-repeat center;
  margin-bottom: 49px;
}

.home1{
  height: 270px;
  width: 100%;
  margin-bottom: 100px;
}
.home0{
  height: 270px;
  width: 100%;
}
.home2{
  height: 270px;
  width: 100%;

}
.card{
  float: left;
  position: relative;
  width: 360px;
  height: 270px;
  color: #767676;
 margin-right: 60px;

}
.home4{
  margin-bottom: 200px;
}
.home .mr1{
  margin-right: 0;
}
.home1 .mr1{
  margin-right: 0;
}
.card img{
  display: block;
  width: 360px;
  height: 180px;
}
.card .info{
  position: relative;
  margin-left: 50px;
  padding-top: 28px;
}
.card .city{
  font-size: 14px;
  line-height: 14px;
  margin-bottom: 7px;
}
.card .desc{
  font-size: 12px;
  line-height: 13px;
}
.card .info .icon{
  position: absolute;
  right: 50px;
  top:30px;
  width: 30px;
  height: 30px;
  background: url(../img/btn.png);
}
/* 小卡片的遮罩层QAQ */
.mask{
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color:rgba(0,0,0,.5);
  border-radius: 8px;
  color: #fff;
  opacity: 0;
}
.mask .t1{
  font-size: 14px;
  line-height: 15px;
  margin-top: 58px;
  margin-left: 50px;
  margin-bottom: 4px;
}
.mask .t2{
  font-size: 12px;
  line-height: 12px;
  margin-bottom: 14px;
  margin-left: 50px;
}
.mask .t3{
  font-size: 12px;
  margin-left: 50px;
}
.mask .icon{
  position: absolute;
  right: 50px;
  bottom: 60px;
  width: 38px;
  height: 38px;
  background: url(../img/btn-1.png) no-repeat center;
}
.card:hover .mask{
  opacity: 1;
}
.card:hover .info{
  opacity: 0;
}
.card:hover img{
  height: 100%;
}

